<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="./04.css">
</head>
<body>

<div class="test1">
    <p>我是div</p>
</div>

<div class="test2">
    <h1>边框测试</h1>
</div>

<div class="test4">
    <h1>sfsafasfafasffsdadffsfsdsdfsdfsafdddddddddddddddddddddddddddddddddddddddddddddddufhffffffffffffffffffffffffffffffffsd</h1>
</div>

<div class="test5">
    <h1>我要去右边sfsafasfafasffsdadffsfsdsdfsdfsafdddddddddddddddddddddddddddddddddddddddddddddddufhffffffffffffffffffffffffffffffffsd</h1>
</div>

<div class="test6">
    <h1>我在左边</h1>
</div>

<div class="test7">

</div>

<div class="test8">

</div>

<div class="test9"></div>


<div class="test10"></div>
<div class="test11"></div>

</body>
</html>
